Main features and materials

• Suitable for water for heating/cooling systems

• Body: UNI EN 12164 CW614N chrome plated brass and

plastic Nylon-6 white

• O-Ring: EPDM for R64HX002

silicon 70 for R64HX003

• Regulation with square bonnet

• Max. tightening torque: 40 Nm

• Square bonnet torque: min. 0,8 Nm; max. 2 Nm

Field of applications

• Min. working temperature: -20 °C with 50 % glycol solutions

• Max. working temperature: 80 °C

• Max. working pressure: 4 bar (10 bar for system pressure test)